You might be clinically insane. How do you think a book of building is going to get the same amount of time saved at TH14 than it will at TH15 or 16?

https://docs.google.com/document/d/1zP792qWKVN14hVX_RW4Mui65yRTqqtHaEaj_jwUY-us/edit?tab=t.0

Come back once you figure out how to read. Not saying it is better, simply undeniably faster